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Literature summary extracted from

  • Huber, S.C.; Huber, J.L.
    Activation of sucrose-phosphate synthase from darkened spinach leaves by an endogenous protein phosphatase (1990), Arch. Biochem. Biophys., 282, 421-426.
    View publication on PubMed

Activating Compound

EC Number Activating Compound Comment Organism Structure
2.4.1.14 fluoride
-
 Spinacia oleracea
2.4.1.14 light active, dephosphorylated is formed in light period Spinacia oleracea
2.4.1.14 Mg2+ stimulates enzyme activity Spinacia oleracea

Inhibitors

EC Number Inhibitors Comment Organism Structure
2.4.1.14 molybdate
-
 Spinacia oleracea
2.4.1.14 okadaic acid
-
 Spinacia oleracea
2.4.1.14 phosphate suggested to be a metabolic regulator in vivo Spinacia oleracea
2.4.1.14 vanadate
-
 Spinacia oleracea

Metals/Ions

EC Number Metals/Ions Comment Organism Structure
2.4.1.14 Mg2+ stimulates enzyme activity Spinacia oleracea

Natural Substrates/ Products (Substrates)

EC Number Natural Substrates Organism Comment (Nat. Sub.) Natural Products Comment (Nat. Pro.) Rev. Reac.
2.4.1.14 UDP-alpha-D-glucose + D-fructose 6-phosphate Spinacia oleracea catalyzes the penultimate step of sucrose synthesis UDP + sucrose 6-phosphate
-
 ?

Organism

EC Number Organism UniProt Comment Textmining
2.4.1.14 Spinacia oleracea
-
-
-

Source Tissue

EC Number Source Tissue Comment Organism Textmining
2.4.1.14 leaf
-
 Spinacia oleracea
-

Substrates and Products (Substrate)

EC Number Substrates Comment Substrates Organism Products Comment (Products) Rev. Reac.
2.4.1.14 UDP-alpha-D-glucose + D-fructose 6-phosphate
-
 Spinacia oleracea UDP + sucrose 6-phosphate
-
 ?
2.4.1.14 UDP-alpha-D-glucose + D-fructose 6-phosphate catalyzes the penultimate step of sucrose synthesis Spinacia oleracea UDP + sucrose 6-phosphate
-
 ?

pH Optimum

EC Number pH Optimum Minimum pH Optimum Maximum Comment Organism
2.4.1.14 7 7.5
-
 Spinacia oleracea